Title:
Method of impregnating fibrous sheet materials
United States Patent 2542819

Inventors:
Kropa, Edward L.
Publication Date:
02/20/1951
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Assignee:
AMERICAN CYANAMID CO
Primary Class:
427/172
Other Classes:
427/389.700, 118/428, 118/419, 427/389.800, 427/365
International Classes:
D06B3/20; D06M15/507; D06M15/51; D06M23/00; D06N7/00; D06B3/00; D06M15/37
US Patent References:
2273891Method of polymerizing polymerizable materials containing more than one polymerizable grouping
2421876Copolymer of styrene and a polyester of endomethylene tetrahydrophthalic acid and a glycol
Foreign References:
DE531910C